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Nonprofit · EIN 43-6203035

OPPENSTEIN BROTHERS FOUNDATION

Tax-exempt · KANSAS CITY, MO 64141

Financials

$2.1M$1.6M2023$2.8M$2.5M2024$2.6M$2.6M2025
Revenue Expenses · by fiscal year end
Financials of OPPENSTEIN BROTHERS FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
March 31, 2026990-PF$2,551,762$2,558,560-$6,798$35,123,827$1,654,500$33,469,327
March 31, 2025990-PF$2,849,289$2,541,679$307,610$34,946,125$1,470,000$33,476,125
March 31, 2024990-PF$2,106,449$1,611,192$495,257$34,273,390$1,107,000$33,166,390
Financial details: 990-PF for the year ended March 31, 2026

Revenue

Dividends
$964,537
Net gain from sales of assets
$1,587,225

Expenses

Grants and similar amounts paid
$2,087,000
Compensation of officers, directors and key employees
$429,642
Disbursements for charitable purposes
$2,111,257
Excise tax on investment income
$32,379

Balance sheet and other

Total assets, start of year
$34,946,125
Total assets, end of year
$35,123,827
Total liabilities, end of year
$1,654,500
Net assets, end of year
$33,469,327
Fair market value of assets
$46,241,926
Qualifying distributions
$2,111,257
Net investment income
$2,551,330

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990-PF for the year ended March 31, 2026, highest compensation first.

NameTitleHours / weekCompensation
COMMERCE BANK NA INVMGMT
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE40$221,939
COMMERCE BANK NA CHARITY OFFICE
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE40$180,801
COMMERCE BANK NA CHARITY MGMT
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE5$26,902
990-PF for the year ended March 31, 2025: 3 people
NameTitleHours / weekCompensation
COMMERCE BANK NA INVMGMT
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE40$208,651
COMMERCE BANK NA CHARITY OFFICE
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE40$181,617
COMMERCE BANK NA CHARITY MGMT
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE5$25,361
990-PF for the year ended March 31, 2024: 3 people
NameTitleHours / weekCompensation
COMMERCE BANK NA INVMGMT
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE40$192,844
COMMERCE BANK NA CHARITY OFFICE
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE40$164,460
COMMERCE BANK NA CHARITY MGMT
PO BOX 419248, KANSAS CITY, MO 641416248
CORP. TRUSTEE5$23,605

Address and contacts

Address (IRS master file)
COMMERCE BANK TRUSTEE PO BOX 4192, KANSAS CITY, MO 64141-0000
Signed the 990-PF
COMMERCE TRUST COMPANY, TRUSTEE
Phone
(816) 234-2704

What it must file and when

IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in March, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025March 31, 2026August 17, 2026990-PF on file
2024March 31, 2025August 15, 2025990-PF on file
2023March 31, 2024August 15, 2024990-PF on file

IRS record

EIN
43-6203035
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private non-operating foundation
Donations deductible (Pub 78)
Private foundation, 30% limit
Exempt since
1976
Accounting year ends
March
Files
Form 990-PF
Assets (IRS master file)
$35,123,827
Income (IRS master file)
$5,244,686

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFMarch 2026$2,551,762$2,558,560$35,123,827XML
990-PFMarch 2025$2,849,289$2,541,679$34,946,125XML
990-PFMarch 2024$2,106,449$1,611,192$34,273,390XML
990-PFMarch 2023–––IRS
990-PFMarch 2022–––IRS
990-PFMarch 2021–––IRS
990-PFMarch 2020–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 43-6203035).

Questions about OPPENSTEIN BROTHERS FOUNDATION

What is the EIN of OPPENSTEIN BROTHERS FOUNDATION?
The employer identification number (EIN) of OPPENSTEIN BROTHERS FOUNDATION is 43-6203035.
Is OPPENSTEIN BROTHERS FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1976.
Are donations to OPPENSTEIN BROTHERS FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does OPPENSTEIN BROTHERS FOUNDATION file?
Form 990-PF. Private foundations file every year.
When is the next return of OPPENSTEIN BROTHERS FOUNDATION due?
The return for tax year 2026 (the year ending March 31, 2027) is due August 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did OPPENSTEIN BROTHERS FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended March 2026.
Who are the officers and directors of OPPENSTEIN BROTHERS FOUNDATION?
The 990-PF for the year ended March 31, 2026 lists 3 people; 3 received compensation from the organization, the highest $221,939 (COMMERCE BANK NA INVMGMT, CORP. TRUSTEE).
How much revenue does OPPENSTEIN BROTHERS FOUNDATION have?
On its 990-PF for the year ended March 31, 2026 it reported revenue of $2,551,762, expenses of $2,558,560 and total assets of $35,123,827 at year end.

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